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16 lut 2022 · Hey a Short vid of me Tackling a Tough Threading Job on a manual lathe. I tried to show all the steps required to set up the Lathe to machine a Double Lead C...
Machining acme threads on a 8' shaft
Machining a double lead, 11 pitch Acme thread out of a bronze alloy using a Proto Trak SLX CNC lathe.
4 wrz 2018 · I'm looking to purchase some ACME thread gages. Our prints do not state if it is single-lead or double-lead, but I am noticing a lot of gages I see are stated as double lead. I assume our shop is going to make the parts single-lead since there is not a specific callout.
17 sty 2022 · Here's a quick how-to for cutting multi-start threads, including using the threading dial, the compound, and the spindle gear. I also discuss how multi start threads are used in the real world ...
2 sty 2013 · One company I did work for had a series or parts that were threaded on both ends, one a single lead, and the other a double lead (or 2 start, depending on what terminology you prefer) to create different makeup positions for bent motor housings.
Acme is a trapezoidal thread profile with a 29° V angle, defined in ASTM B1.5. It is the most popular thread used for traversing linear motion (For example, leadscrews and power screws) due to its ability to withstand large loads and ease of manufacturing.
